• Today

    Feb 12

    20°Lo -3°

    Clouds breaking and very cold

    Neutral weather for sinus headaches
    • Hi
      RealFeel
    • UV
      2 - Low
    • Cloud
      Cover
      70%
  • Sat

    Feb 13

    13°Lo 1°

    Mostly sunny and very cold

    At Risk weather for sinus headaches
    • Hi
      RealFeel
      11°
    • UV
      4 - Moderate
    • Cloud
      Cover
      11%
    more
  • Sun

    Feb 14

    21°Lo 19°

    Very cold with a little snow

    At High Risk weather for sinus headaches
    • Hi
      RealFeel
    • UV
      2 - Low
    • Cloud
      Cover
      98%
    more
  • Mon

    Feb 15

    32°Lo 18°

    Low clouds and not as cold

    At Risk weather for sinus headaches
    • Hi
      RealFeel
      27°
    • UV
      2 - Low
    • Cloud
      Cover
      95%
    more
  • Tue

    Feb 16

    33°Lo 15°

    A bit of afternoon snow

    At Risk weather for sinus headaches
    • Hi
      RealFeel
      30°
    • UV
      2 - Low
    • Cloud
      Cover
      91%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Fri
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  2pm 3pm 4pm 5pm 6pm 7pm 8pm 9pm
Forecast
Partly Cloudy
Partly Sunny
Partly Sunny
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Partly Cloudy
Mostly Clear
Mostly Clear
Mostly Clear
Temp (°F) 20° 18° 15° 13° 11° 10°
RealFeel® -3° -7° -9° -6° -5° -5° -6°
Humidity 58% 55% 56% 59% 61% 63% 65% 65%
   
  2pm 3pm 4pm 5pm 6pm 7pm 8pm 9pm
Rain
 
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Snow
 
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Ice
 
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  2pm 3pm 4pm 5pm 6pm 7pm 8pm 9pm
Wind (mph) 20 NW 20 NW 20 NW 20 NW 13 NW 12 NW 10 NNW 10 NNW
UV Index 2 1 0 0 0 0 0 0
Cloud Cover 64% 39% 30% 45% 45% 10% 10% 10%
Dew Point -1° -2°
Middle Grid line 25 F Middle Grid line 20 F Middle Grid line 15 F Middle Grid line 10 F Middle Grid line 5 F

Temperature History - Feb 12

more Historical Weather Data >
  Today Normal Record 2/12/2015
High 20° 34° 62° (1984) 18°
Low -3° 19° -17° (1899)

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:54 AM with 10:28 of sunlight, then sets at 5:22 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:17 AM with 13:11 of moolight, then sets at 10:28 PM

Algonquin Weather Report

Chicago: Dangerous cold to hold through weekend

February 12, 2016; 8:24 AM ET

Conditions will continue to be dangerously cold into the weekend in the Chicago area. more >

Fri. Sinus Headache

Fri. UV Index